Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351117 | Sensing a narrow frequency band and gemstones | Andrew D. G. Stewart, Robin W. Smith, Martin P. Smith, Martin Cooper, Christopher M. Welbourn | 1994-09-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351117 | Sensing a narrow frequency band and gemstones | Andrew D. G. Stewart, Robin W. Smith, Martin P. Smith, Martin Cooper, Christopher M. Welbourn | 1994-09-27 |